Based on the exploration-based adventure horror game Yume Nikki.
<a href="http://danbooru.donmai.us/post/show/870627">Image link on Danbooru</a>
<a href="http://www.pixiv.net/member.php?id=234068">Artist's Pixiv page</a>
Resolutions:
1280x800
<a href="http://www.themebeta.com/node/44662">1440x900</a>
<a href="http://www.themebeta.com/node/44663">1680x1050</a>
<a href="http://www.themebeta.com/node/44658">1920x1200</a>